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8 votes
A population of animals is split in half by a river. Before speciation is completed, the two halves are rejoined when a drought causes the river to run dry. How would this impact the two populations?

User Karruma
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2 Answers

30 votes
30 votes

Answer:

The gene flow would increase.

Step-by-step explanation:

Gene flow would increase between the two halves, and speciation would not occur.

User Jonathon Ogden
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15 votes
15 votes

Gene flow would increase between the two halves, and speciation would not occur

User Med Abida
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